211130332811 has 2 divisors, whose sum is σ = 211130332812. Its totient is φ = 211130332810.

The previous prime is 211130332781. The next prime is 211130332813. The reversal of 211130332811 is 118233031112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211130332811 - 2¹⁴ = 211130316427 is a prime.

Together with 211130332813, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (211130332813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105565166405 + 105565166406.

It is an arithmetic number, because the mean of its divisors is an integer number (105565166406).

Almost surely, 2^211130332811 is an apocalyptic number.

211130332811 is a deficient number, since it is larger than the sum of its proper divisors (1).

211130332811 is an equidigital number, since it uses as much as digits as its factorization.

211130332811 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 26.

Adding to 211130332811 its reverse (118233031112), we get a palindrome (329363363923).

The spelling of 211130332811 in words is "two hundred eleven billion, one hundred thirty million, three hundred thirty-two thousand, eight hundred eleven".